FI129861B - Förfarande och arrangemang för att dimma led-ljus till en mycket låg ljusstyrka - Google Patents

Förfarande och arrangemang för att dimma led-ljus till en mycket låg ljusstyrka Download PDF

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Publication number
FI129861B
FI129861B FI20215498A FI20215498A FI129861B FI 129861 B FI129861 B FI 129861B FI 20215498 A FI20215498 A FI 20215498A FI 20215498 A FI20215498 A FI 20215498A FI 129861 B FI129861 B FI 129861B
Authority
FI
Finland
Prior art keywords
voltage
current path
bypass current
voltage converter
converter
Prior art date
Application number
FI20215498A
Other languages
English (en)
Finnish (fi)
Other versions
FI20215498A1 (sv
Inventor
Harri Naakka
Original Assignee
Helvar Oy Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Helvar Oy Ab filed Critical Helvar Oy Ab
Priority to FI20215498A priority Critical patent/FI129861B/sv
Priority to DE102022108369.1A priority patent/DE102022108369A1/de
Application granted granted Critical
Publication of FI129861B publication Critical patent/FI129861B/sv
Publication of FI20215498A1 publication Critical patent/FI20215498A1/sv

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20—Controlling the colour of the light

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
FI20215498A 2021-04-28 2021-04-28 Förfarande och arrangemang för att dimma led-ljus till en mycket låg ljusstyrka FI129861B (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20215498A FI129861B (sv) 2021-04-28 2021-04-28 Förfarande och arrangemang för att dimma led-ljus till en mycket låg ljusstyrka
DE102022108369.1A DE102022108369A1 (de) 2021-04-28 2022-04-07 Verfahren und anordnung zum tiefdimmen von leds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20215498A FI129861B (sv) 2021-04-28 2021-04-28 Förfarande och arrangemang för att dimma led-ljus till en mycket låg ljusstyrka

Publications (2)

Publication Number Publication Date
FI129861B true FI129861B (sv) 2022-10-14
FI20215498A1 FI20215498A1 (sv) 2022-10-14

Family

ID=83544870

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20215498A FI129861B (sv) 2021-04-28 2021-04-28 Förfarande och arrangemang för att dimma led-ljus till en mycket låg ljusstyrka

Country Status (2)

Country Link
DE (1) DE102022108369A1 (sv)
FI (1) FI129861B (sv)

Also Published As

Publication number Publication date
DE102022108369A1 (de) 2022-11-03
FI20215498A1 (sv) 2022-10-14

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